10917339722520 has 768 divisors, whose sum is σ = 42301246533120. Its totient is φ = 2247164451840.

The previous prime is 10917339722489. The next prime is 10917339722543. The reversal of 10917339722520 is 2522793371901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 837405442 + ... + 837418478.

It is an arithmetic number, because the mean of its divisors is an integer number (55079748090).

Almost surely, 2^{10917339722520} is an apocalyptic number.

10917339722520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10917339722520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21150623266560).

10917339722520 is an abundant number, since it is smaller than the sum of its proper divisors (31383906810600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10917339722520 is a wasteful number, since it uses less digits than its factorization.

10917339722520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13205 (or 13172 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 51.

The spelling of 10917339722520 in words is "ten trillion, nine hundred seventeen billion, three hundred thirty-nine million, seven hundred twenty-two thousand, five hundred twenty".